AT89C51CC01 Atmel Corporation, AT89C51CC01 Datasheet - Page 81

• Manufacturer Part Number: AT89C51CC01
• Manufacturer: Atmel Corporation

Specifications of AT89C51CC01

• Flash (kbytes): 32 Kbytes
• Max. Operating Frequency: 40 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Uart: 1
• Can: 1
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 62.5
• Sram (kbytes): 1.25
• Eeprom (bytes): 2048
• Self Program Memory: API
• Operating Voltage (vcc): 3.0 to 5.5
• Timers: 4
• Isp: UART/CAN
• Watchdog: Yes

Figure 44. CAN Controller Memory Organization
4129N–CAN–03/08
Enable Interrupt message object - 2
Enable Interrupt message object - 1
Status Interrupt message object - 1
Status Interrupt message object - 2
message object Window SFRs
message object Control and DLC
(message object number) (Data offset)
Enable message object - 2
Enable message object - 1
message object Status
Page message object
TimStmp High
CANTimer Low
TimStmp Low
General Interrupt
Enable Interrupt
Message Data
CANTimer High
General Control
Timer Control
General Status
Bit Timing - 1
Bit Timing - 2
Bit Timing - 3
REC counter
ID Mask - 1
ID Mask - 2
ID Mask - 3
ID Mask - 4
TimTTC Low
TimTTC High
TEC counter
ID Tag - 1
ID Tag - 2
ID Tag - 3
ID Tag - 4
SFR’s
8 Bytes
message object 0 - Control and DLC
Ch.0 - Message Data - byte 0
message object 0 - Status
Ch.0 TimStmp High
Ch.0 TimStmp Low
Ch.0 - ID Mask - 4
Ch.0 - ID Mask- 1
Ch.0 - ID Mask- 2
Ch.0 - ID Mask- 3
Ch.0 - ID Tag - 1
Ch.0 - ID Tag - 2
Ch.0 - ID Tag - 3
Ch.0 - ID Tag - 4
On-chip CAN Controller registers
15 message objects
message object 14 - Control and DLC
Ch.14 - Message Data - byte 0
message object 14 - Status
Ch.14 TimStmp High
Ch.14 TimStmp Low
Ch.14 - ID Mask - 1
Ch.14 - ID Mask - 2
Ch.14 - ID Mask - 3
Ch.14 - ID Mask - 4
Ch.14 - ID Tag - 4
Ch.14 - ID Tag - 1
Ch.14 - ID Tag - 2
Ch.14 - ID Tag - 3
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